General projects: pharmaceutical packaging material series products, chemical protection equipment series products, air purification series products; Research and development, production, sales, and technical consulting of anti-virus clothing, anti-virus masks, anti-virus boot covers, anti-virus gloves, isolation protective equipment, filters, anti-virus filters, three proof shelters, three proof tents, tent types, dust filters, atmospheric environment control systems, airtight detectors, water treatment equipment, energy and environmental engineering equipment, molds, functional films, rubber products, carbon materials, and carbon catalysts (excluding projects restricted or prohibited by the state); Construction of air purification engineering; Mechanical processing (excluding pre registration licensing projects); Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval); Installation of mechanical and electrical equipment (excluding special equipment); Research and development, production, and sales of Class I, Class II, and Class III medical devices; Research and development, production, and sales of a full range of masks, including labor protection masks and daily protective masks; Research and development, production, and sales of protective clothing and headgear (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law)
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General projects: pharmaceutical packaging material series products, chemical protection equipment series products, air purification series products; Research and development, production, sales, and technical consulting of anti-virus clothing, anti-virus masks, anti-virus boot covers, anti-virus gloves, isolation protective equipment, filters, anti-virus filters, three proof shelters, three proof tents, tent types, dust filters, atmospheric environment control systems, airtight detectors, water treatment equipment, energy and environmental engineering equipment, molds, functional films, rubber products, carbon materials, and carbon catalysts (excluding projects restricted or prohibited by the state); Construction of air purification engineering; Mechanical processing (excluding pre registration licensing projects); Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval); Installation of mechanical and electrical equipment (excluding special equipment); Research and development, production, and sales of Class I, Class II, and Class III medical devices; Research and development, production, and sales of a full range of masks, including labor protection masks and daily protective masks; Research and development, production, and sales of protective clothing and headgear (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law)